I have a 40HP Mariner 6E9 engine and it runs very well up until high RPM'S at WOT and bogs down, I observe that when I put it into gear it moves a bit, the linkage to shoves the magneto linkage moves up a small bit( fully advanced in youtube video below)...

Johnson Electramatic starter/bracket removal

Johnson/Evinrude service manuals talk about removing 1 large bolt above and starboard side of the carb, and 3 bolts OR NUTS to remove the starter bracket. None mention the two smaller bolts in the lower support bracket... and that leads to my question....

Mid 90's Mariner Magnum 40hp Trim Relay Harness question

I'm getting (I think a 96?) Mariner Magnum 40hp outboard that's just been rebuilt and is in great running condition with a pontoon I'm picking up. The only thing its missing is the tilt/trim setup. The boat is already wired for it, but the motor itself...

1969 Johnson 40hp motor and steering

I have a 1969 Johnson 40hp motor on my 16 foot ebbtide. I have a rack and pinion steering hooked up to it now just so I could get it out for a bit last summer. Problem I have is the motor isn't made for that steering and it turns hard and does not...

Merc 40 ELPTO Tilt Trim

I've read every post I can find related to power tilt and trim on a Mercury 40hp ELPTO, and still not sure I know what to do. Short version is that my trim motor is so rusty I'd been expecting it to quit working for two years. Got to where it would...

40hp Mariner low on power

So I have an 1989 Mariner 40ELO and it cranks and idles fine. Compression is good, spark is good and just cleaned the carburetor. The boat cranks and idles fine but when I take off it just isn't as fast as it used to be. Once on plane it will intermittently...

40hp '94 Force Lower Unit Keeps stripping gears

I have a '94 force 40hp, bought used 6 months ago. When I first got it it would jump gear doing the famous "hitting a log feeling" bucking out of forward gear. Went from doing it every 5 minutes to 1 minute then every few seconds. I put a...

40 HP Evinrude Wont Idle after Carb inspect and tune-up

Johnson 1990 40hp - Manual tilt issue

Hello.
Saw an old post here describing the exact same problem that I am experiencing now (from 2002), concerning the manual tilt on a Johnson outboard.
Outboard is locked in the down position, and seems that the lever that allows to tilt...

1974 40hp johnson not pumping water

Hi
i have just fitted a new water pump kit to my 74r74s 40hp johnson. Fired it up and it dosn't pump water. I was told under the power head in the cooling veins could be blocked so took it off and it looks fine.
Put it back together...

1960 johnson 40 hp steering question

I need some help and direction with hooking the steering up for my motor. The boat came with a tele flex cable. I have to ran to the motor but im not sure what i need to hook it up to the motor such as any adapters or parts i need. Any help would...

Mariner 40hp

Motor cranks and idols fine. Put it in the water and it goes fine but every now and then it will bog down while under way. After a few moments of barely putting along it will rev back up and take off like normal. I cant figure out what is wrong. It has...

Battery Cold Crank Amps question

I was told a recent problem I had with my MerCruiser 40HP outboard motor was because I had the wrong size battery attached. According to the mechanic I needed a minimum 800 CCA battery and I had a 495 CCA.

40hp Mercury OB alarms and quits WOT

We have a late 90's (I think) 40hp Mercury outboard on a 28' Fisher pontoon boot. Runs good all day at lower rpm. If you run it at too high an rpm for too long an alarm will sound and it will only idle. If you shut it off for a while, you can crank...

Yamaha Lowerunit compatability

I have a good running 2 stroke 1999 Yamaha 40hp OB that the lower has went out in.
I have just been told by a guy at the yamaha shop that all 2S 40-50hp lower units are compatable with each other as long as they are 2S. I have found several Complete...

Need help with an outboard decision for a 3.8m Grand Raid Compact

Gday,

New to this forum..so please be gentle..hehe
I just purchased myself a brand new 2005, Grand Raid Compact from a military surplus auction and I am trying to decide what motor to fit to it. It only takes a short shaft, so my...

1977 Johnson 40 HP Carberator Leaking

I have recently purchased a 1975 Yarcraft with a 40 HP Johnson. I was having problems with a gas leak at the fuel tank so I went to Wal Mart and the only fuel fittings they had were for a Yamaha. I didn't thing it would matter as the fuel fitting at...

Where should I set the knobs and levers on the engine to start it?

Hey guys. I have a 1963? Johnson 40hp Super Seahorse. I have gotten the engine started but that was 2 years ago and the service manual has been misplaced. My question is what are the knobs and levers on the engine. I have forgotten. I think one is the...